<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
		<style type="text/css">
			div{
				width: 100px;
				height: 100px;
				background: #aaa;
				padding: 20px;
				border: 10px dashed lightpink;
				margin: 10px;
			}
			
			
			#a{
				background-clip: unset;
			}
			#b{
				background-clip: padding-box;
			}
			
			#c{
				background-clip: content-box;
			}
		</style>
	</head>
	<body>
		

			<div id="">
				
				Hello World Hello World Hello World Hello World Hello World Hello World
				
			</div>
			
			<div id="a">
				A
			</div>
			<div id="b">
				B
			</div>
			<div id="c">
				CCC 
			</div>
		
		
	</body>
</html>
